COBRT164 Run-Time subprogram not found (Fatal)

You have tried to call a subroutine whose entry address has not been set up in your run-time system.

Resolution:

Check to see that you used a valid call number in the unsuccessful subroutine call. If not, revise your code to contain a call number which your system recognizes. If you did use a valid call number but still received this error you should contact Technical Support.